Fireproof paints (C09D5/18)

Fire-resistant paint // 2642793
FIELD: chemistry.SUBSTANCE: spray paint contains an aqueous suspension of finely powdered particles of expanded vermiculite, where the particles of vermiculite are a mixture of chemically exfoliated vermiculite in an amount of, preferably, approximately 75 to 99 wt %, and thermally exfoliated vermiculite in an amount of, preferably, approximately 1 to 25 wt %. The viscosity of the spray paint measured on a Brookfield viscometer (spindle No. 6, 20 rpm) is preferably in the range of 5,500 to 10,000 cPs.EFFECT: invention provides a refractory and/or fire-resistant paint with good adhesion and non-stickiness.26 cl, 1 dwg, 2 ex
Fire-retardant varnish on organic basis // 2642792
FIELD: chemistry.SUBSTANCE: fire-retardant varnish on an organic basis contains styrene-acrylic resin, solvents, adhesives, and white spirit, biocide-rheological additive, flame retardant-ammonium polyphosphate (APP), thickener-bentonite clay, tris (2-chloroethyl) phosphate in the following ratio of components, wt %: styrene-acrylic resin - 10-15, butyl acetate - 8-15, white spirit - 35-45, biocide-rheological additive - 0.5-2, flame retardant- APP - 20-30, thickener - 0.7-1.2, tris (2-chloroethyl) phosphate - 5-10.EFFECT: increasing the level of the fire safety of products made of wood and plastic, coated with fire-retardant varnish on an organic basis.1 cl

Refractory polymer composition // 2640769
FIELD: chemistry.SUBSTANCE: invention relates to the refractory polymer composition suitable for use when applying the coating on the treated articles containing thermoplastic polymer containing vinyl acetate, and an unsaturated elastomer containing double bonds as polymeric components, where the polymer components are present in the form of a homogeneous polymer blend, and where a composite matrix is formed, vulcanized only with the use of sulfur or a crosslinking system containing sulfur, where the sulfur crosslinking system is distributed throughout the matrix and fully penetrates into the matrix, and at least one flame retardant or a combination of flame retardants. The invention further relates to articles obtained from such a composition and to composite elements coated with the composition as well as to the method for their preparation.EFFECT: producing compositions for protecting a dynamically tense component with a coating of this composition, so that the aggregate component is sufficiently refractory, in particular, complies with the standard for fire safety CEN TS 45545-2 without rendering noticeable adverse effects by the specified coating on the dynamic properties of the composite element during its service life.38 cl, 16 dwg, 5 tbl, 5 ex

Phosphorus-containing polymer, product and method for their production // 2638212
FIELD: chemistry.SUBSTANCE: ferrous phosphorus-containing polymer contains a plurality of phosphorus atoms, with about 75% or more of the phosphorus atoms in the phosphorus-containing polymer present in the phosphine oxide fragments. The product comprises a textile material having, at least, one surface and a phosphorus-containing polymer located on, at least, a portion of the surface, the phosphorus-containing polymer containing a plurality of phosphorus atoms, and about 75% or more of the phosphorus atoms in the phosphorus-containing polymer are in the phosphine oxide fragments.EFFECT: method improvement.30 cl, 4 dwg, 5 tbl
Isolating layer forming composition and its application // 2638163
FIELD: chemistry.SUBSTANCE: fireproof composition forming the insulating layer is described, comprising: component A, which is a multifunctional Michael acceptor with, at least, one Michael acceptor functional group of the structure , in which R1, R2 and R3 in each case are hydrogen, Y is OR5. Moreover, R5 is a linear, branched or cyclic optionally substituted alkyl group; component B, which is a Michael multifunctional donor with functional Michael donor groups, which are β-ketoesters. The functional Michael acceptor groups and the functional Michael donor groups are in each case independently attached to the polyol compound, which is selected from the group consisting of pentaerythritol, trimethylolpropane and propoxylated glycerol; component C, which comprises an insulating layer forming additive that contains a carbon source, a dehydrogenation catalyst, a blowing agent, and/or a thermally expandable compound; and a catalyst for the Michael addition reaction. The application of the aforementioned forming insulating layer for coating steel structural elements or non-metallic building elements is also described as an anti-fire layer.EFFECT: producing an insulation composition forming an insulation layer, not based on a solvent having a rapid curing, ease of application requiring an insignificant layer thickness due to the formation of an effective layer of fly ash.10 cl, 1 tbl, 11 ex
Composition having high heat resistance // 2635630
FIELD: chemistry.SUBSTANCE: coating composition comprises polysulphide, epoxy resin, a compound selected from compounds having a secondary and/or tertiary amino group and compounds having an amide group, phosphonate or a mixture of aryl substituted phosphate and halogenated phosphate, a fibre and less than 1 wt % of polysiloxane, where wt % is indicated relative to the weight of the composition after evaporation of any solvent that is present in the composition.EFFECT: improved fire resistance and high heat resistance of the surface or structures coated with a similar composition.11 cl, 2 tbl
Composition of fire-protective polyurethane coating // 2635130
FIELD: chemistry.SUBSTANCE: composition includes, wt %: hydroxyl component 30-40, isocyanate component 22-28, thermally expandable graphite 10-14, ammonium polyphosphate 17-27, titanium dioxide 4.5-5.5, target additives 0.5-1.EFFECT: long-term stability of building structures, slows down their heating and premature collapse in a fire.4 ex
Thermal coating // 2631302
FIELD: heating system.SUBSTANCE: thermal coating includes, wt %: polymer "Styrosil" grade A - 69.3, microspheres glass grades MS-VP-A9 of group 2÷3 - 11.9, ground mica SMF-125 - 8.4, sublayer P-11 - 10.4, where the total content of the components without catalyst hardener K-68 is 100 wt % and the catalyst hardener in the amount of 2 grams per 100 g of thermal coating weight.EFFECT: increase of the thermal coating maximum operating temperature, provision of the high thermal conductivity coefficient, increase of the adhesive strength between the components and thermal coating to the product surface, the heat capacity increase, the coating manufacturing process improving.1 tbl
Composition for producing thermal control coating // 2629073
FIELD: chemistry.SUBSTANCE: composition includes hollow microspheres and a silicone emulsion, and additionally is provided with a blowing agent incorporated in the silicone emulsion, a desired additive in the form of zinc oxide and a hardener in the form of dibutyldialurate of tin with the following component ratio, wt %: silicone emulsion - 5-94, blowing agent - 1-10, hollow microspheres - 3-45, a target additive - 1-30, a hardener - 1-10.EFFECT: high thermal control properties of the coating, which can be operated in a wide range of temperatures in conditions of high humidity, possess high thermal insulation properties, flexibility.1 cl
ethod of producing fire protective coating for steel plastics // 2625120
FIELD: chemistry.SUBSTANCE: in the method for obtaining fire retardant coating for fiberglass, a coating is applied, the thickness of which after drying is 0.7-1.1 mm, from a composition comprising (wt %): ammonium polyphosphate form II (23-25), pentaerythritol (5-7), melamine (7), titanium dioxide rutile (3.5), aluminium hydroxide (11), acrylate solution Copolymer in an organic solvent 20-30. After that, the coating is dried at the temperature/duration ratio necessary to completely dry the coating. The starting composition is obtained by first mixing the liquid components, acrylate copolymer and solvent, after which the remaining free-flowing components are added, then mixing is carried out until a homogeneous viscous mass is obtained, the particle size of the wedge not exceeding 100 microns.EFFECT: invention provides a fire retardant coating for fiberglass with accelerated drying in a way that is technologically efficient, providing the formation of high-speed foam and reducing the heating rate of the surface to be protected.4 cl, 13 ex, 1 tbl
Epoxide composition // 2623767
FIELD: chemistry.SUBSTANCE: composition contains, wt %: 27.97-32.28 - epoxy resin, 2.58-4.00 - amine hardener, 4.47-7.45 - butadiene-nitrile rubber, 14.52-21.74 - aluminium hydroxide, 21.50-30.71 - quartz flour treated with a low-temperature nonequilibrium plasma in a plasma chemical reactor, 0.48-0.87 - α-oxyethylferrocene, 12.68-17.51 - bromination product of epoxy resin ED-22, containing 25 wt % of bromine and 13.2 wt % of epoxy groups, and 0.15-0.56 - of waste produced by a nanostructured ferromagnetic microwire with a diameter of 5-35 mcm and a length of 10-25 mm.EFFECT: invention allows to increase the bending and tensile strength of chemically resistant low-combustible epoxy-rubber compositions.2 tbl, 10 ex
Energy saving method for producing laminate coating of low fire hazard // 2622425
FIELD: fire safety.SUBSTANCE: method of producing a laminate of energy-saving coating reduced fire hazard includes sequential application to the protected surface layers: first basalt fiber, then the liquid polymeric energy saving composition further yet a dried layer of liquid polymeric energy saving composition is applied another layer of basalt fiber, then another layer of liquid energy saving polymer composition.EFFECT: energy saving layered coating of low fire danger is environmentally safe, has the necessary complex of physico-mechanical properties, provides the protected surface of high fire-resistant, heat-resistant and heat-shielding properties.2 cl, 2 tbl
Composition for fire-resistant coating // 2618556
FIELD: chemistry.SUBSTANCE: composition may be used for fire and corrosion protection of concrete, metal surfaces exposed to adverse conditions corrosive media of different nature, as well as to improve the physical and mechanical properties and operating characteristics of the treated surface. Composition for producing coatings based on epoxy resin bisphenol, polymethylphenylsiloxane, polyethylene polyamine, galvanic sludge and pigment.EFFECT: monolithic filled plated slurry coating capable of penetrating deep into the surface to be protected having a high strength, low permeability, the effect of self-extinguishing.5 ex, 1 tbl
Composition for fire-retardant rubber coatings // 2616077
FIELD: chemistry.SUBSTANCE: composition for fire-retardant rubber coutings comprising a binder based on chloroprene rubber and a processing additive, contains a composition of polychloroprene rubber of nairit DP, butylphenolformaldehyde resin 101K, water, zinc oxide, magnesium oxide, an organic solvent representing half-and-half mixture of ethyl acetate and nefras, comprises chrysotile asbestos fibers as a processing additive with a mass fraction of the residue after undersizing with a size across sides of the mesh in the light of 1.35 mm not more than 70.0%.EFFECT: increased flame-retardant properties of the coating and higher adhesion to rubber.2 tbl
Composition for fire-retardant rubber coatings // 2616076
FIELD: chemistry.SUBSTANCE: composition for fire-retardant rubber coutings comprising a binder based on chloroprene rubber and a processing additive, contains a composition of polychloroprene rubber of nairit DP, butylphenolformaldehyde resin 101 K, water, zinc oxide, magnesium oxide, an organic solvent representing half-and-half mixture of ethyl acetate and nefras, comprises dispersed basalt fibers as a processing additive with a size of 5-10 mcm.EFFECT: increased flame-retardant properties of the coating and higher adhesion to rubber.2 tbl
Composition for fire-retardant rubber coatings // 2616075
FIELD: chemistry.SUBSTANCE: composition for fire-retardant rubber coutings comprising a binder based on chloroprene rubber and a processing additive, contains a composition of polychloroprene rubber of nairit NT, butylphenolformaldehyde resin 101 K, thiuram, zinc oxide, magnesium oxide, an organic solvent representing half-and-half mixture of ethyl acetate and nefras, comprises a chrysotile asbestos fibers as a processing additive with a mass fraction of the residue after undersizing with a size across sides of the mesh in the light of 1.35 mm not more than 70.0%.EFFECT: increased flame-retardant properties of the coating and higher adhesion to rubber.2 tbl
Composition for fire-retardant rubber coatings // 2616074
FIELD: chemistry.SUBSTANCE: composition for fire-retardant rubber coutings comprising a binder based on chloroprene rubber and a processing additive, contains a composition of polychloroprene rubber of nairit DP, butylphenolformaldehyde resin 101 K, water, zinc oxide, magnesium oxide, an organic solvent representing half-and-half mixture of ethyl acetate and nefras, comprises a dispersed carbon fiber as a processing additive with average weighted length of about 200 microns.EFFECT: increased flame-retardant properties of the coating and higher adhesion to rubber.2 tbl
Composition for fire-retardant rubber coatings // 2616068
FIELD: chemistry.SUBSTANCE: composition for fire-retardant rubber coutings comprises a binder containing a composition of polychloroprene rubber of nairit NT, butylphenolformaldehyde resin 101 K, thiuram, zinc oxide, magnesium oxide, an organic solvent representing half-and-half mixture of ethyl acetate and nefras and a processing additive - a dispersed carbon fiber with average weighted length of about 200 microns.EFFECT: increased flame-retardant properties of the coating and higher adhesion to rubber.2 tbl
Parting paint for moulds and cores // 2615429
FIELD: metallurgy.SUBSTANCE: parting paint for moulds and cores contains zircon powder, water, "bighouse" dust, phosphoric acid and aluminium-chromium-phosphate binder in the following ratio, wt %: zircon powder 70.0-80.0; "bighouse" dust 2.0-4.0; phosphoric acid 5.0-8.0; aluminium-chromium-phosphate binder 2.0-5.0; water is the rest.EFFECT: invention improves sedimentation stability, hiding power, durability, abrasion resistance, reduces viscosity, prevents burning-on.2 tbl
Crude mixture for making fireproof coating // 2613515
FIELD: fire safety; chemistry.SUBSTANCE: invention relates to fire-retardant coatings for wooden surfaces operated in closed conditions. Described is a crude mixture for making fireproof coating of wood, which contains liquid glass, mineral filler and silicon-containing component, in which mineral filler and silicon-containing component are black shales with following chemical composition, wt%: SiO2 – 59.1, TiO2 – 0.95, Al2O3 – 16.55, Fe2O3 – 2.75, FeO – 4.6, CaO – 1.83, MgO – 3.15, MnO – 0.09, K2O – 2.6, Na2O – 1.45, P2O5 – 0.21, CO2 – 2.6, binder used is liquid glass from microsilica with low density 1.25–1.3 g/cm3, and additionally contains a foaming agent "PO-6", which is an aqueous solution of triethanolamine salts of primary alkyl sulphates with stabilising additives, with following content of components, wt%: liquid glass – 73–89; foaming agent "PO-6" – 1–2; black shales – 10–25.EFFECT: creation of a crude mixture for producing a fireproof coating of high quality.1 cl, 3 tbl
Fire-protective polymeric composition // 2612720
FIELD: chemistry.SUBSTANCE: invention refers to production of materials used for fire protection of facilities. Polymeric composition for fire-protective foaming material includes chlorine-containing polymer (chloroprene rubber, polyvinyl chloride, perchlorvinyl resin, chlorosulfonated and/or chlorinated polyolefin), plasticizer (chloroparaffin, trichloropropyl phosphate, tricresyl phosphate), intercalated graphite and ammonium salts as foaming fillers (ammonium chromate, ammonium carbonate, ammonium polyphosphate) and also mixture of melamine, paraform and oxalic acid taken is prescribed ratio.EFFECT: invention provides a polymetic composition for production of fire-protective foaming coatings and separators with low initial foaming temperature (below 250°C).7 dwg, 6 ex, 1 tbl
Protective composition for wooden building structures // 2608090
FIELD: construction.SUBSTANCE: invention relates to construction, for anticorrosion and waterproof protection of wooden building structures, in particular, warehouses to store mineral fertilizers. Protective composition for wooden building structures comprises a polymer binder and filler, wherein the polymer binder is ethynol varnish and divinyl styrene latex, and the filler is powdered silver foundry graphite. Additionally, ground blast-furnace slag with grain size 0.12-0.15 mm is used as a filler.EFFECT: higher reliability and longevity of wooden building structures.1 cl
Composition for fire-retardant rubber coatings // 2605988
FIELD: fire safety.SUBSTANCE: invention relates to production of fire-retardant coatings based on polymer binder and can be used in rubber industry. Composition for fire-retardant coatings, which includes chlorosulphonated polyethylene, toluene and a modifier, modifier being dispersed carbon fibres.EFFECT: high fire-retardant properties of coating and its adhesion to rubber.1 cl, 2 tbl

ethod of producing fire-retardant intumescent composition // 2603667
FIELD: fire safety.SUBSTANCE: invention relates to methods of producing fire-retardant intumescent coatings. Method is realised by adding to a composition consisting binder - organic polymer solution, melamine, pentaerythritol, monoammonium phosphate, chlorine-containing polymer or oligomer products: chlorinated polyvinyl chloride resin, or a copolymer of vinyl chloride with vinyl acetate, or saponified copolymer of vinyl chloride with vinyl acetate, or chlorinated polyethylene.EFFECT: invention enables to obtain a full foam-coke layer due to improvement of gas release thermolysis mass by stabilisation of monoammonium phosphate.1 cl, 14 ex

Composition for rubber fire-retardant coating // 2602135
FIELD: fire safety.SUBSTANCE: invention relates to production of fire-retardant coatings based on a polymer binder and can be used in rubber industry. Composition for rubber fire-retardant coatings contains the binder based on chloroprene rubber and a process additive. As a binder, it contains a composition of NT polychloroprene rubber, 101K butylphenol formaldehyde resin, thiuram, zinc oxide, magnesium oxide, organic solvent, which is a mixture of equal weight parts of ethyl acetate and oil solvent. As a processing additive, it contains basalt fibers.EFFECT: invention provides increase in fire-retardant properties of the coating and its adhesion to rubber.1 cl, 2 tbl
High-heat resistance composition // 2592524
FIELD: chemistry. SUBSTANCE: invention relates to a composition which can be used as coating. Composition contains (wt%): polysulphide or a mixture of polysulphides 10-25, epoxy resin or mixture of epoxy resins 2-20, compound selected from compounds having secondary and/or tertiary amino group, and compounds having an amide group, 2-20, polysiloxane or a mixture of polysiloxanes 1-10 and fibre or a mixture of fibres 0.5-10. EFFECT: invention enables to obtain coatings which can protect substrate from fire jet for more than 80 minutes at thickness of dry film of 10 mm. 11 cl, 2 tbl, 1 ex

ethod for producing fire-retardant coating on surface of combustible and non-combustible materials, microencapsulated agents for obtaining fire-retardant coating on surface of combustible and non-combustible materials, method for preparation thereof and method to create fire retardant intumescent coatings // 2580132
FIELD: fire safety.SUBSTANCE: invention relates to a method of making a fire-retardant coating on surface of combustible and non-combustible materials. Method of creating a fire-retardant coating on surface includes a surface preparation, coating it on first coating layer and before drying first coating layer directly on second layer in form of fire-retardant coating matrix containing microencapsulated agent whose shell is filled with intumescent material. Drying of coating is carried out at a temperature below threshold at which a substance in core concluded microcapsules occurs beginning spontaneous chemical reactions and physical processes leading to swelling of substance. Microencapsulated agent is a microcapsule shell which is filled with a substance having properties when heated significant increase in amount of gas and to form a vaporous substances, and shell itself is monolayer. Intumescent substance used is paint or powder, having intumescent properties.EFFECT: technical result is providing effective fire-retardant coating on surface of combustible and non-combustible material, which allows to retain fire resistance of wood and metal structures, cables, and other products for an extended period of time of their operation.8 cl, 3 dwg

Polyester composition // 2577284
FIELD: chemistry.SUBSTANCE: invention relates to polyester compositions used as an adhesive for low flammability polymer composite materials. Polyester composition contains polyethylene glycol maleate phthalate, di-(1-methacryloxy-3-chlorine-2-propyl)-metylphosphonate, triethylene glycol dimethacrylate, isopropylbenzene hydroperoxide, 16 % solution of cobalt naphthenate in styrene and manganese acetylacetonate. Composition additionally contains 3-methacryloxypropyl trimethoxysilane.EFFECT: invention provides for low flammability of polymer materials, their high heat resistance and adhesion to silica surfaces.1 cl, 2 tbl, 7 ex

Fireproof heat protective composition // 2574277
FIELD: heating.SUBSTANCE: invention relates to heat protective coatings for surfaces of any shape, requiring heat protection, used in different industries: as heat protective coating (HPC) of pipelines in heating networks, boilers and other thermal devices, for processing of buildings, structures and internal premises in order to prevent high thermal losses and their increased fire safety. Fireproof heat protective composition on the basis of water dispersion of vinyl acetate includes titanium dioxide, modifying additive and filler. The composition additionally comprises a dispenser - quaternary ammonium salt Quartamin CO-86. As modifying additive - aluminium polyphosphate, and as filler - pearlite.EFFECT: fireproof heat protective coating having higher heat and fire resistance.2 tbl

Compositions of self-extinguishing foamable vinylaromatic (co) // 2573899
FIELD: chemistry.SUBSTANCE: invention relates to compositions, based on self-extinguishing foamable vinylaromatic polymers in granules and to method for obtaining thereof. Compositions include: polymer matrix and the following components, homogeneously imbedded into polymer matrix: 3-10 wt % of foaming system; 0.005-5 wt % of brominates flame retardant; 0.001-2 wt % of synergic additive; 0.005-5 wt % of at least one stabilising additive. Stabilising additives are selected from: pyrophosphates of alkali or alkali earth metals, ammonium group or structural unit, derived from melamine; melamine polyphosphates; salts of partly or fully neutralised polycarboxylic acids; citrates of alkali or alkali earth metals; polyfunctional alcohols with two or more alcohol functions; esters of polyfunctional alcohols.EFFECT: invention provides regulation of cellular structure of foamed polymer and increase of thermal stability of fire retardants.15 cl, 6 ex

Composition, based on liquid low-molecular siloxane caoutchouc for fireproof material // 2567955
FIELD: chemistry.SUBSTANCE: invention relates to chemical industry, in particular to compositions, based on liquid siloxane caoutchoucs, intended for obtaining elastic fireproof polymer coatings. Composition, based on liquid siloxane caoutchouc for fireproof material including mixture, consisting of, at least, one of oxides: Fe2O3, Cr2O3; at least, two oxides, selected from the group: ZnO, Al2O3, MgO; and salt Na2SO3, with the total quantity of mixture of metal oxides and metal salt being within from 20 to 40 wt% of the total weight of all components, contains as siloxane caoutchouc SCTL, or SCTL-F or mixture of SCTL and SCTL-F or mixture of SCTL-F with compound Vixint U-1-18 or compound based on said caoutchoucs, selected from the group: PentElast 711, PentElast 718, PentElast 751, and quantity of siloxane caoutchouc (caotchoucs or compounds), ethylsilicate, tetraethoxysilane is within from 60 to 80 wt % of the total weight of all components.EFFECT: thereof-based material is characterised by high fire resistance, elasticity and is applicable for wide range of objects of protection.5 cl, 2 tbl, 2 dwg
Energy-preserving anticorrosion coating with reduced fire hazard and method of obtaining thereof // 2551363
FIELD: chemistry.SUBSTANCE: energy-preserving anticorrosion coating with reduced fire hazard includes filling agent - closed noncombustible glass hollow microspheres 3M with size from 30 to 110 mcm, representing free-flowing powders with bulk density 0.10-0.15 g/cm3, titanium dioxide, additionally contains latex of grade SKD-1S, acryl dispersions "Akremos-101" and "Akremos-402", fluralit (nano-polytetrafluoroethylene), flame retardants - decabromodiphenyloxide and aluminium hydroxide, fungicide - polyhexamethylguanidine phosphate, foam extinguisher BYK-037, with the following component ratio, wt.p.: latex of grade SKD-1S- 4.00-27.92, acryl dispersion "Akremos-101" - 32.00-55.20, acryl dispersion "Akremos-402" - 0.77-0.80, glass hollow microspheres 3M - 14.54-35.86, Fluralit (nano-polytetrafluoroethylene) - 1.00-6.20, decabromodiphenyloxide - 4.80-7.00, aluminium hydroxide - 5.10-5.10, titanium dioxide - 0.70-1.20, polyhexamethylguanidine phosphate - 0.22-0.24, foam extinguisher BYK-037 - 0.32-0.35.EFFECT: method is characterised by good manufacturability, coating is characterized by low heat conductivity, good strength, anticorrosion, fungicidal and fire-protective properties.2 tbl, 5 ex

ethod of producing heat-insulating coating // 2545061
FIELD: chemistry.SUBSTANCE: invention relates to a method of producing a heat-insulating composition, which includes feeding into a liquid glass composition binder, filler in the form of glass microspheres, carbon microfibers with fibrils and dyes. The method is characterised by that it includes mixing surfactant liquid - oleic acid taken in amount of 13.5-15.2% of the volume of the composition, with magnetite nanoparticles with size of 10-20 nm, coated with a surfactant - oleic acid in amount of 8-10% of the volume of the composition, applying a rotating electromagnetic field with field strength of 700-800 kA/m, when the mixture of the surfactant - oleic acid and magnetite nanoparticles begins to rotate, adding liquid glass in amount of 10-15% of the volume of the composition, adding glass microspheres in amount of 20-25% of the volume of the composition and performing 5000-6000 rpm of a rotating magnetic field (for 3-4 minutes at the rotation frequency of the magnetic field of 1500 rpm), adding to the rotating mixture of surfactant - oleic acid, magnetite nanoparticles and liquid glass, glass microspheres in amount of 30-35% of the volume of the composition and performing not less than 10000 rpm of a rotating electromagnetic field (not less than 7 minutes at rotation frequency of the magnetic field of 1500 rpm), adding to the mixture of surfactant - oleic acid carbon microfibers with fibrils in amount of 5-7% of the volume of the composition, dyes in amount of 2-3% of the volume of the composition and adding liquid glass to a given volume of the composition and applying a rotating electromagnetic field with not less than 15000 rpm (not less than 10 minutes at rotation frequency of the magnetic field of 1500 rpm).EFFECT: use of the present invention improves homogeneity of distribution of glass microspheres and different filler materials on the entire volume of the composition and prevents mutual contact thereof.1 dwg

Foam polystyrene pellets with reinforcing shell and method of their production // 2542302
FIELD: process engineering.SUBSTANCE: invention relates to metallurgy, particularly, to production of porous forged pieces and ingots with inferior fusion point and fusible metals and alloys used for production of parts in machine building and other industrial branches. Foam polystyrene with reinforcing shell consists of surface film with internal cells filled with isopentane and air and coated with outer functional shell of one, or two or three plies. Every said ply comprises binders of the following composition, in wt %: liquid glass - 50, water - 49, surfactant - 1 and additive of disperse metal powder selected from aluminium, magnesium, zinc, lead powders or refractory material powder selected from alumina, magnesite, silica with particle size not over 100 mcm. Invention describes also the method of production of said pellets. It consists in forming of the coating as laminar shell including one, or two, or three plies by application on said pellets of liquid glass binder with addition of surfactant by pulverisation and disperse metal powder or refractory material powder by sprinkling with agitation at screen vibrating pan. Then, they are dried in air flow heated to 70°C for 10 minutes and cooled for bonding of powder particles to get reinforcing shell.EFFECT: possibility of using these pellets as pore-forming agents in production of porous cast blanks by vacuum impregnation from metals and alloys with low fusion point and fusible metals and alloys.2 cl, 1 tbl, 12 dwg
Fireproof composition // 2540648
FIELD: chemistry.SUBSTANCE: composition includes, wt. p.: epoxy diane resin 100.0, hardener - polyethyleneamine 15.0, filler - cross-linked polyacrylamide POLYSWELL in form of granules, preliminarily swollen in water, in weight ratio 1:10 5.0-20.0.EFFECT: increased fire resistance of composites based on epoxy diane resin.2 tbl

ethod of obtaining organic thermally stable filling agent for thermo-erosion resistant armour jacket of mixed solid rocket propellant // 2540642
FIELD: chemistry.SUBSTANCE: method includes step-by-step hardening of liquid phenolformaldehyde resin of resol type in heating in the interval of temperatures from 80°C to 200°C with successive realisation of polycondensation and polymer cross-linking reactions, operations of crushing, milling, drying and sieving of obtained product to obtain particles with size not more than 0.18 mm. In the process of hardening in order to create optimal conditions for polycondensation reaction, accompanied by product foaming, after temperature 120°C is reached, process of heating is accelerated to rate 1°C/min, and process of polymer cross-linking is realised at temperature higher than 150°C under conditions of reduction of heating rate to 0.5-0.2°C/min.EFFECT: obtaining product with sufficient level of thermal stability, ability to coke-formation, providing thermo-erosion stability of armour jacket under conditions of high temperatures and intensive erosion carryover under action of gas dynamic flow of fuel combustion products, absence of porosity in formation of armour jacket components.4 cl, 3 dwg, 4 tbl
Polymer-rubber waterproofing composition with reduced fire hazard and method of obtaining thereof // 2532519
FIELD: chemistry.SUBSTANCE: invention relates to polymer construction materials of a reduced fire hazard, which do not support burning, applied for sealing and waterproofing of walls, roofing, foundation, basements, swimming-pools, and reservoirs for storing fuel at petrol stations. A waterproofing composition includes a rubber dispersion - latex SKD-1C, additionally contains (co)polymers "Akremos 101" and "Akremos 106" and functional additives - decabromodiphenyloxide, aluminium hydroxide, hexabromocyclododecane, butyldiglycol acetate, pigment titanium dioxide, zinc orthophosphate.EFFECT: composition possesses fire-resistance, anticorrosion properties, improved physical-mechanical and adhesive properties.2 tbl, 5 ex
Composition for producing heat-protective coating and heat-protective coating // 2529525
FIELD: chemistry.SUBSTANCE: composition includes hollow aluminosilicate or corundum microspheres, binder in the form of aluminophosphate with free aluminium oxide content of less than 4 wt %, and water with the following ratio of components, wt %: aluminosilicate or corundum microspheres - 45-65, aluminophosphate - 35-55, water - the balance. The microspheres used have internal diameter of 6-250 mcm and wall thickness of 1-10 mcm. The invention also relates to a heat-protective coating which consists of at least two layers on a base, the first of which is the undercoat, and the second layer is made of said composition, wherein the composition for the first layer further includes C45-C60 fullerenes in amount of 0.001-0.002 wt %.EFFECT: obtaining a durable coating with high operating temperature.9 cl, 3 tbl, 6 ex
Composition for thermal barrier coatings // 2527997
FIELD: chemistry.SUBSTANCE: invention relates to compositions for obtaining thermal barrier coatings, which can be applied for an external thermal protection of elements of spacecraft constructions, as well as in construction and aircraft. A composition of the thermal barrier coatings contains dry re-dispersible latex based on copolymers of vinylacetate and ethylene or vinylacetate and vinylversalate as an organic binding agent and a group of filling agents, including vermiculite with the bulk density 95-110 kg/m3 and an average size of particles 1 mm, perlite with the bulk density not more than 100 kg/m3, kaolin, glass microspheres with dimensions 15-200 mcm and the bulk density 240-320 kg/m3 and a fibrous material.EFFECT: invention provides thermal protection of metal and non-metal constructions against high-temperature rapid aerodynamic heating.4 cl, 1 tbl
Fire-protecting composition // 2526980
FIELD: chemistry.SUBSTANCE: fire-protecting composition for covering glass-reinforced plastics includes perchlorovinyl resin, as organic solvent, mixture of butylacetate and acetone in ratio 1:1, as expansion agent, phosphorus-boron-nitrogen-containing oligomer, preliminarily obtained as a result of interaction of methylphosphite borate, epoxy resin ED-20 and aniline in weight ratio 2.5:1:2.5.EFFECT: invention makes it possible to provide high fire protection for glass-reinforced plastic coatings.3 tbl

Intumescent composition // 2524600
FIELD: chemistry.SUBSTANCE: invention relates to intumescent compositions which are curable at ambient temperature, use thereof to protect structures, and substrates coated with said composition. The intumescent composition contains A) binder, containing (i) a resin which contains a polysiloxane chain or a precursor of said chain, and (ii) optionally an organic resin, and (iii) at least one type of a functional group selected from a group comprising epoxy resin, an amino group, a mercaptan group, a carboxylic acid group, an acrylonitrile group, an isocyanate group, an alkoxysilyl group and an anhydride group, wherein said functional groups are present either as side and/or terminal groups in said resin, which includes a polysiloxane chain or a precursor of said chain, and/or an organic resin, under the condition that if the binder contains alkoxysilyl groups only as one type of said functional groups, then said alkoxysilyl groups are present in the organic resin, B) a compound capable of reacting with or which is a catalyst in the reaction between functional groups and C) a foaming agent and a phosphorus-containing substance as a carbon-forming secondary additive.EFFECT: obtaining intumescent compositions.12 cl, 5 tbl

Fire-resistant thermal-protective coating and method for production thereof // 2523818
FIELD: chemistry.SUBSTANCE: invention relates to fire-resistant, thermal-protective coatings for different types of surfaces of different shapes which require thermal- and fire-protection, used in different industries as fire-proof, thermal-protective coatings for pipelines of heating systems, boilers and other thermal equipment, for coating equipment in order to protect personnel from contact burns from hot and cold metal surfaces, for cooling equipment used in facilities with unfavourable humidity and temperature conditions as an anti-condensate and anti-corrosion coating, for external heat-insulation of buildings and structures and internal treatment of buildings in order to prevent freezing and dampness of walls. The fire-resistant, thermal-protective coating is made from a composition which includes an acrylic dispersion, filler - closed non-combustible hollow glass microspheres with size or 20-200 mcm, which are free-flowing powders with packed density of 0.18-0.30 g/cm3, kaolin, zinc borate, inorganic binder which is a composition of liquid sodium glass and nano-size silicon hydroxide modified with sodium aluminate, auxiliary components - titanium dioxide, pearlite, aluminium hydroxide, functional additives - decabromodiphenyl oxide, plasticiser S-3, curing agent - sodium silicofluoride and water.EFFECT: obtaining a thermal-protective coating which is non-combustible, heat-resistant, with high adhesion to metal, concrete plastered and brick surfaces, improved environmental properties and improved technology of obtaining the coating.2 tbl, 6 ex

Fire-retardant composition // 2521999
FIELD: chemistry.SUBSTANCE: invention relates to building materials and can be used in applying fire-retardant coatings on building structures. The fire-retardant composition in form of a water-tempered dry mixture for applying coatings is characterised by that it contains, wt %: portland cement 20.0-60.0, expanded vermiculite 10.0-40.0, chrysotile asbestos 5.0-25.0, chamotte 5.0-25.0, expanded pearlite 10.0-30.0, polyfunctional concrete modifier 0.1-1.0, fine water-soluble adhesive 2.0-8.0 and a water-retaining additive 0.1-3.0.EFFECT: improved crack resistance owing to strain redistribution on the whole material.2 tbl
Intumescent fire retardant paint // 2521060
FIELD: chemistry.SUBSTANCE: invention relates to the chemical industry, namely to fire protective varnish and paint materials for protection of different structures and materials, for instance, wood, metal surfaces, and can be used, for instance, in construction, aviation, railway transport. An intumescent fire-retardant paint contains, wt %: a redispersible polymer binding agent 8-12, a carbonising substance - polyol 10-20, a foaming agent 10-20, a latent source of an organic acid 20-40, a pigment 4-7, a filling agent 8-10 and a thickening agent 0.1-0.5. Before application dry components of paint are mixed with water.EFFECT: invention is aimed at increase of fire protective properties of paint and strength of cohesion with a protected surface, with simultaneous provision of transport costs reduction, simplicity of application and effectiveness of use, as well as extends the range and arsenal of application.9 cl

Elastomeric body with elastic flame-retardant coating // 2521057
FIELD: transport.SUBSTANCE: invention relates to elastomeric body suitable to be used in anti-vibration appliances and suspensions. Elastomeric body (1) has at least one layer of elastic and flexible flame-retardant coating covering part of the body (1). At least one layer of flame-retardant coating is non-halogenated and contains flame-retardant substance and elastic binding substance. Flame-retardant substance of one layer contains expandable graphite. Elasticity of at least one layer of coating exceeds 20%.EFFECT: invention permits to improve fire resisting properties, to lower smoke formation and toxicity when elastomeric bodies are used in land vehicle, floating vessel, fixed equipment.21 cl, 13 dwg, 2 tbl
Fireproof composition for cable "kl-1" // 2516127
FIELD: chemistry.SUBSTANCE: invention relates to construction materials, namely to field of fireproof materials, and is intended for application of fireproof coating on single cable, bundle of cables or cable lines in construction of different buildings and constructions for ensuring nonproliferation of flame on cable surface. Fireproof composition includes, in wt %: melamine - 10.5-25, ammonium polyphosphate - 10-30, titanium dioxide - 0.5-7, pentaerythritol - 10-17, dispersion of vinylacetethylene - 10-50, plasticiser - 0.5-5, ethylene glycol - 0.5-5 to reduce minimal temperature of film formation, paraffin-based foam extinguisher - 0.1-1, hydroxyethylcellulose - 0.1-0.8, as structure-forming agent and reological additive and water - the remaining part. Coating based on obtained fireproof composition does not require reduction of current loading, does not crack and does not impair adhesion to surface in the process of exploitation.EFFECT: invention can be used in residential and industrial buildings.
Fireproof composition for wood "evrika" // 2510751
FIELD: chemistry.SUBSTANCE: invention relates to construction materials, namely to field of fireproof swelling materials and is intended for application on external and internal surfaces of wooden and wooden glued constructions for protection against fire and prevention of spread of flame on the surface of constructions. Fireproof composition for wood coating contains melanin, pentaerythrite, titanium dioxide, long-chained ammonium polyphosphate, dispersion of vinyl acetylene copolymer, as well as functional additives - ethylene glycol for reduction of minimal temperature of film-formation, paraffin-based foam extinguisher, hydroxyethylcellulose as structure-forming agent and water.EFFECT: invention ensures increase of fireproof efficiency, reduction of toxicity of combustion products, prevention of flame spread on the surface of wooden construction, reduction of minimal temperature of film-formation of coating and increase of radiation resistance of coating.1 ex
Fire retardant composition "lider" // 2500703
FIELD: chemistry.SUBSTANCE: fire retardant composition contains epoxy resin, a curing agent, aluminium hydroxide, a fire retardant system consisting of ammonium polyphosphate, melamine and pentaerythritol, titanium dioxide as a UV filter, melamine borate and a solvent.EFFECT: obtaining a fire-retardant coating intended for use in chemically aggressive conditions of the industrial atmosphere.4 ex
Fire-protective coating composition // 2499809
FIELD: chemistry.SUBSTANCE: composition in form of a dry mixture contains cement, vermiculite, kaolin, dry redispersible latex, fibrous material, preferably ground glass fibre, glass microspheres, a plasticiser, a surfactant, preferably a mixture of sodium salts of alkylbenzene sulphonic acids, with the following ratio of components of the mixture (wt %): vermiculite - 15-33, kaolin - 15-40, glass microspheres - 10-30, fibrous material 2-15, surfactant - 0.01-0.1, plasticiser - 0.03-0.2, redispersible latex - 0.5-4.0, cement - the balance.EFFECT: forming a fire-protective coating which, in conditions of a sharp temperature rise or high aerodynamic loads and vibrations, does not crack, does not melt and does not peel off from the surface.5 cl, 1 tbl

Low-flammable chemical-resistant polymer composition // 2495894
FIELD: chemistry.SUBSTANCE: invention relates to production of chemical-resistant, low-flammable filled epoxy-rubber compositions which can be used to repair and reconstruct building structures. The polymer composition contains the following components in wt %: 29.00-32.70 epoxy-diane resin, 2.49-3.70 amine curing agent, 9.80-14.32 mixture of butadiene-nitrile rubber and trichlorodiphenyl, taken in ratio of 1:1, 37.38-47.62 mineral filler, 1.82-3.24 antimony trioxide, 5.15-9.74 halogen-containing flame retardant, 0.87-2.18 mixed iron oxide pigment. The halogen-containing flame retardant used is a 30-60% solution of a product of bromating 1,1-dichloro-2,2-bis(4-chlorophenyl)ethylene, containing 50.44% bromine, 22.38% chlorine, 26.54% carbon and 0.64% hydrogen, in N,N-dimethyl-2,4,6-tribromoaniline. Iron oxide pigment, which is modified with non-equilibrium low-temperature plasma in a plasma-chemical reactor, is used in the composition.EFFECT: invention increases strength of low-flammable polymer epoxy-rubber compositions.2 tbl
 
2550972.
Up!